Improvement in metallic packings for stationary joints



i. J.V

sAUNoERs.

Improvement in Metallic Packing for Stationary joints.

Patented Juiy2, 1872.

PATENT EFIGE.

IRA J. SAUNDERS, OF DAVISVILLE, CALIFORNIA.

IMPRQVEMENT IN METALLIC PACKINGS FOR STATIONARV JOINTS.

Specification forming part of Letters Patent No. 128,664, dated July 2,1872.

"steam-chest with the cover suspended above it, showing my improvedpacking laid on the top of the chest. Fig. 2 is a perspectiveview of ashort section of the packing. Fig. 3 is a transverse section thereof.

The same letters of reference are employed in all the figures in thedesignation of corresponding parts.

The packing A is made from copper wire, or narrow strips of copper orother soft metal, by

passing it through suitable rolls, which corrugate it on the twoprincipal surfaces and form thereon two or more longitudinal Vshapedridges, united together at their bases and by thin webs et, as best seenin Fig. 3.

In applying the packing the sharp edges b b and b b come in contact withthe metallic surfaces of the joint, and on being compressed between themwill closely hug the surfaces and illevery inequality therein, so as tomake the joint absolutely steam and water tight.`

What VI claim as my invention, and desire to secure by Letters Patent, is

A corru gated metallic packing, substantiall y as set forth.

In Vtestimony whereof I have signed my name to this specification in thepresence of two subscribing witnesses. v i

IRA J. SAUNDERS.

Witnesses:

FRANK W. CAMPBELL, J UNIUs SIMoNs.

